Simplify the expression. Use positive exponents. Assume variables represent nonzero real numbers.
A. t5
B. t
C. t4
D. 
Answer: C
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Solve the problem.Find 5% of $500.
A. $25 B. $2.50 C. $0.25 D. $250
Solve the problem.The table below shows the number of people testing positive for a certain disease amongst those who do have the disease and amongst those who don't. Use the table to answer the question. 
What percentage of those that have the disease tested positive?
A. 89% B. 9.3% C. 91.1% D. 12%
Solve the problem. Round rates to the nearest tenth of a percent as necessary, amounts to the nearest dollar, and time to the nearest day.Sam Peters signs a $4200 note. His bank charges a 10% discount rate. Find the effective rate charged by the bank if the note is for 10 months.
A. 9.9% B. 10% C. 11% D. 10.9%
Find an equation in slope-intercept form of the line that passes through the given point and has slope m.(0, 3); m = - 
A. y = - 
x - 3
B. y = - 
x + 3
C. y = 3x - 
D. y = 3x + 